Pipe-pushing apparatus



FIG. 1 is a perspective view of a pipe-pushing apparatus showing my new design.

FIG. 2 is a side view thereof;

FIG. 3 is an opposite view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof; and,

FIG. 6 is a top plan view thereof.

The features shown in broken lines represent unclaimed portions of the pipe-pushing apparatus and form no part of the claimed design. 

CLAIM The ornamental design for a pipe-pushing apparatus, as shown and described. 